Isaac Asimov Presents The Great SF Stories 11 (1949)

The Red Queen's Race - novelette by Isaac Asimov Flaw - short story by John D. MacDonald Private Eye - novelette by Henry Kuttner and C. L. Moore [as by Lewis Padgett] Manna - novelette by Peter Phillips The Prisoner in the Skull - novelette by Henry Kuttner and C. L. Moore [as by Lewis Padgett] Alien Earth - novelette by Edmond Hamilton History Lesson - short story by Arthur C. Clarke Eternity Lost - novelette by Clifford D. Simak The Only Thing We Learn - short story by C. M. Kornbluth Private - Keep Out! - short story by Philip MacDonald The Hurkle Is a Happy Beast - short story by Theodore Sturgeon Kaleidoscope - short story by Ray Bradbury Defense Mechanism - short story by Katherine MacLean Cold War - novelette by Henry Kuttner and C. L. Moore [as by Henry Kuttner] The Witches of Karres - novelette by James H. Schmitz